| 摘要 |
<p>PURPOSE:To provide quick-drying water ink which has excellent resistance to water and weather, etc., is odorless and does not run, by using a pigment as a colorant and blending in combination a surfactant and an aq. solvent-soluble resin to inhibit the agglomeration and the precipitation of the pigment. CONSTITUTION:A pigment such as a titanium pigment or carbon black, a resin dissolved in water and a surfactant are kneaded by means of a roll, etc. to produce a paste. An aq. solvent such as glycerol is mixed with the paste. If necessary, further an antiseptic agent, a mildewproofing agent, etc. are added to the mixture to obtain the desired water ink.</p> |
